If you are feeling confident you can try to draw the graph yourself. If you know in advance the likely range of values the data will take then this isn't too hard, but if you need it to be very generic then things get a lot tougher.

Things That Drive Us Nuts
Have you noticed the use of the reCaptcha feature at EE and other web sites? It wants you to read and retype something that looks like this.Insanity! It's not EE's fault - that's just the way reCaptcha works. But it is …